opsmath.com - robtex.com
opsmath.com
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3031::6815:3207πΊπΈ Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3032::ac43:c6b3πΊπΈ Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.50.7Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.198.179πΊπΈ Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | kinsley.ns.cloudflare.com β | ||||||
| A | 2606:4700:50::a29f:264bCloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2803:f800:50::6ca2:c24bCloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| A | 2a06:98c1:50::ac40:224bCloudflare2a06:98c1:50::/45 | ||||||
| A | 108.162.194.75Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 162.159.38.75Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.34.75Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | olof.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c33Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2803:f800:50::6ca2:c333Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| A | 2a06:98c1:50::ac40:2333Cloudflare2a06:98c1:50::/45 | ||||||
| A | 108.162.195.51Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 162.159.44.51Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.35.51Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | route2.mx.cloudflare.net β | ||||||
| A | 2606:4700:f5::eπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::fπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::10πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| MX | route1.mx.cloudflare.net(59) | ||||||
| A | 2606:4700:f5::bπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::cπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::dπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| MX | route3.mx.cloudflare.net(74) | ||||||
| A | 2606:4700:f5::11πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::12πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::13πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| TXT | google-site-verification=c3nPbemq6VvUWJ7G_K9PhQSbkjpZC92e9Ny2YN6Vjgk | ||||||
| TXT | v=spf1 include:_spf.mx.cloudflare.net ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.50.7, 172.67.198.179 | ||||||
| IPv6 hints | 2606:4700:3031::6815:3207, 2606:4700:3032::ac43:c6b3 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=26, name=cloudflare-ech.com | ||||||
| SOA | kinsley.ns.cloudflare.comdns@cloudflare.com serial=2418459265 | ||||||
com
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.gtld-servers.net β | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1794183636 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
13 records (9 active, 4 former)
βNSkinsley.ns.cloudflare.com2026-10-26 β 2026-11-09 Β· 3 obs
β 2026-10-26 10:49:42
β 2026-11-09 01:03:34
βNSns1.domaincityservers.com2015-08-12 β 2017-04-06 Β· 4 obs
β 2017-04-06 18:30:02
β 2026-10-26 10:49:42
β 2026-11-09 01:03:34
βNSns2.domaincityservers.com2015-08-12 β 2017-04-06 Β· 4 obs
β 2017-04-06 18:30:02
β 2026-10-26 10:49:42
β 2026-11-09 01:03:34
βNSolof.ns.cloudflare.com2026-10-26 β 2026-11-09 Β· 3 obs
β 2026-10-26 10:49:42
β 2026-11-09 01:03:34
βMXmx.opsmath.com.cust.b.hostedemail.com2015-08-12 β 2017-04-06 Β· 4 obs
β 2017-04-06 18:30:02
β 2026-10-26 10:49:42
β 2026-11-09 01:03:34
βMXroute1.mx.cloudflare.net2026-10-26 β 2026-11-09 Β· 3 obs
β 2026-10-26 10:49:42
β 2026-11-09 01:03:34
βMXroute2.mx.cloudflare.net2026-10-26 β 2026-11-09 Β· 3 obs
β 2026-10-26 10:49:42
β 2026-11-09 01:03:34
βMXroute3.mx.cloudflare.net2026-10-26 β 2026-11-09 Β· 3 obs
β 2026-10-26 10:49:42
β 2026-11-09 01:03:34
βA104.21.50.72026-10-26 β 2026-11-09 Β· 3 obs
β 2026-10-26 10:49:42
β 2026-11-09 01:03:34
βA172.67.198.1792026-10-26 β 2026-11-09 Β· 3 obs
β 2026-10-26 10:49:42
β 2026-11-09 01:03:34
βA2606:4700:3031::6815:32072026-10-26 β 2026-11-09 Β· 3 obs
β 2026-10-26 10:49:42
β 2026-11-09 01:03:34
βA2606:4700:3032::ac43:c6b32026-10-26 β 2026-11-09 Β· 3 obs
β 2026-10-26 10:49:42
β 2026-11-09 01:03:34
βA69.90.45.572015-08-12 β 2017-04-06 Β· 4 obs
β 2017-04-06 18:30:02
β 2026-10-26 10:49:42
β 2026-11-09 01:03:34
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| opsmath.com | kinsley.ns.cloudflare.com, olof.ns.cloudflare.com | 12 records |
β Authoritative Response
Server:108.162.195.51
NS records: kinsley.ns.cloudflare.com, olof.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for opsmath.com (unsigned zone)
β±οΈ Timing
Total: 1421ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.50.7, 172.67.198.179 |
| AAAA | 2 | 2606:4700:3032::ac43:c6b3, 2606:4700:3031::6815:3207 |
| NS | 2 | kinsley.ns.cloudflare.com, olof.ns.cloudflare.com |
| MX | 3 | route2.mx.cloudflare.net (pri: 23), route1.mx.cloudflare.net (pri: 59)... |
| TXT | 2 | google-site-verification=c3nPbemq6VvUWJ7, v=spf1 include:_spf.mx.cloudflare.net ~a |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | kinsley.ns.cloudflare.com dns.cloudflare |
π Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (kinsley.ns.cloudflare.com, kinsley.ns.cloudflare.com, kinsley.ns.cloudflare.com...)
Analysis
IP Addresses
opsmath.com has four IP addresses: 104.21.50.7, 172.67.198.179, 2606:4700:3031::6815:3207 and 2606:4700:3032::ac43:c6b3.
Name Servers
opsmath.com uses two name servers for its delegation: kinsley.ns.cloudflare.com and olof.ns.cloudflare.com.
Host names with 6 IP numbers:
Hostname kinsley.ns.cloudflare.com directs to 108.162.194.75, 162.159.38.75 and 172.64.34.75 along with 3 other IP addresses.
Hostname olof.ns.cloudflare.com directs to 108.162.195.51, 162.159.44.51 and 172.64.35.51 along with 3 other IP addresses.
Mail Servers
opsmath.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.
Host names with 6 IP numbers:
Hostname route1.mx.cloudflare.net directs to 162.159.205.11, 162.159.205.12 and 162.159.205.13 along with 3 other IP addresses.
Hostname route2.mx.cloudflare.net directs to 162.159.205.17, 162.159.205.18 and 162.159.205.19 along with 3 other IP addresses.
Hostname route3.mx.cloudflare.net directs to 162.159.205.23, 162.159.205.24 and 162.159.205.25 along with 3 other IP addresses.